/* =========================================================
   DPT RESEARCH PAGE
========================================================= */

:root {

    --research-black: #070707;
    --research-dark: #0d0d0d;
    --research-dark-soft: #141414;

    --research-white: #ffffff;
    --research-paper: #f5f4f1;

    --research-text: #151515;
    --research-muted: #707076;

    --research-line-light:
        rgba(20,20,20,.13);

    --research-line-dark:
        rgba(255,255,255,.12);

}



/* =========================================================
   HERO
========================================================= */

.research-hero {

    position: relative;

    min-height: 100vh;

    padding:
        145px 0 90px;

    display: grid;

    align-items: center;

    overflow: hidden;

    color: #ffffff;

    background:

        radial-gradient(
            circle at 76% 36%,
            rgba(255,255,255,.07),
            transparent 27%
        ),

        radial-gradient(
            circle at 23% 74%,
            rgba(80,60,45,.07),
            transparent 28%
        ),

        linear-gradient(
            145deg,
            #070707,
            #0d0c0b 58%,
            #070707
        );

         background:
        linear-gradient(
            rgba(5,5,5,.82),
            rgba(5,5,5,.902)
        ),
        url("../assets/images/labResearch.jpeg");

    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;


}


.research-hero-grid {

    position: absolute;

    inset: 0;

    pointer-events: none;

    opacity: .12;

    background-image:

        linear-gradient(
            rgba(255,255,255,.045) 1px,
            transparent 1px
        ),

        linear-gradient(
            90deg,
            rgba(255,255,255,.045) 1px,
            transparent 1px
        );

    background-size:
        64px 64px;

    mask-image:
        linear-gradient(
            to bottom,
            black,
            transparent 96%
        );

}



/* =========================================================
   HERO ORBITS
========================================================= */

.research-hero-orbit {

    position: absolute;

    pointer-events: none;

    border:
        1px solid
        rgba(255,255,255,.045);

    border-radius: 50%;

}


.orbit-a {

    width: 700px;
    height: 700px;

    right: -350px;
    top: 50px;

}


.orbit-b {

    width: 480px;
    height: 480px;

    right: -210px;
    top: 160px;

}


.orbit-c {

    width: 280px;
    height: 280px;

    left: -160px;
    bottom: -60px;

}



/* =========================================================
   HERO LAYOUT
========================================================= */

.research-hero-layout {

    position: relative;

    z-index: 5;

    display: grid;

    grid-template-columns:
        1.05fr .95fr;

    gap: 75px;

    align-items: center;

}



/* =========================================================
   HERO EYEBROW
========================================================= */

.research-eyebrow {

    display: flex;

    align-items: center;

    gap: 12px;

    margin-bottom: 23px;

    color:
        rgba(255,255,255,.66);

    font-size: .7rem;

    font-weight: 800;

    letter-spacing: .19em;

}


.research-eyebrow span {

    width: 34px;
    height: 34px;

    display: grid;

    place-items: center;

    color: #ffffff;

    border:
        1px solid
        rgba(255,255,255,.22);

    border-radius: 50%;

}



/* =========================================================
   HERO COPY
========================================================= */

.research-hero-copy h1 {

    margin: 0;

    max-width: 720px;

    font-family:
        var(--display-font);

    font-size:
        clamp(
            4.4rem,
            8vw,
            8rem
        );

    font-weight: 700;

    line-height: .87;

    letter-spacing:
        -.075em;

}


.research-hero-copy h1 em {

    display: block;

    color:
        rgba(255,255,255,.55);

    font-style: normal;

}


.research-hero-description {

    max-width: 630px;

    margin-top: 30px;

    color:
        rgba(255,255,255,.61);

    font-size: 1rem;

}



/* =========================================================
   HERO ACTIONS
========================================================= */

.research-hero-actions {

    display: flex;

    flex-wrap: wrap;

    gap: 13px;

    margin-top: 33px;

}


.research-primary-button,
.research-secondary-button {

    min-height: 50px;

    padding:
        0 22px;

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 10px;

    border-radius: 5px;

    font-size: .77rem;

    font-weight: 800;

    transition:

        transform .25s ease,
        background .25s ease,
        color .25s ease;

}


.research-primary-button {

    color: #111111;

    background: #ffffff;

}


.research-secondary-button {

    color: #ffffff;

    border:
        1px solid
        rgba(255,255,255,.19);

    background:
        rgba(255,255,255,.03);

}


.research-primary-button:hover,
.research-secondary-button:hover {

    transform:
        translateY(-3px);

}

/* =========================================================
   HERO FEATURE BUTTONS
   Predictions + Video Lectures
========================================================= */

.research-hero-actions {

    max-width: 700px;

    display: flex;

    flex-wrap: wrap;

    gap: 10px;

}


/* ---------------------------------------------------------
   LARGE FEATURE LINKS
--------------------------------------------------------- */

.research-feature-button {

    position: relative;

    min-width: 245px;
    min-height: 66px;

    padding:
        10px
        15px;

    display: grid;

    grid-template-columns:
        38px 1fr auto;

    gap: 12px;

    align-items: center;

    color:
        rgba(255,255,255,.82);

    background:
        rgba(255,255,255,.025);

    border:
        1px solid
        rgba(255,255,255,.13);

    border-radius: 4px;

    overflow: hidden;

    transition:

        transform .28s ease,
        border-color .28s ease,
        background .28s ease,
        box-shadow .28s ease;

}


/* ---------------------------------------------------------
   SUBTLE LIGHT EFFECT
--------------------------------------------------------- */

.research-feature-button::before {

    content: "";

    position: absolute;

    inset: 0;

    background:

        linear-gradient(
            115deg,
            transparent 0%,
            rgba(255,255,255,.055) 45%,
            transparent 75%
        );

    transform:
        translateX(-110%);

    transition:
        transform .55s ease;

}


.research-feature-button:hover::before {

    transform:
        translateX(110%);

}


/* ---------------------------------------------------------
   HOVER
--------------------------------------------------------- */

.research-feature-button:hover {

    transform:
        translateY(-3px);

    color: #ffffff;

    background:
        rgba(255,255,255,.05);

    border-color:
        rgba(255,255,255,.34);

    box-shadow:
        0 18px 50px
        rgba(0,0,0,.22);

}


/* ---------------------------------------------------------
   ICON
--------------------------------------------------------- */

.feature-button-icon {

    position: relative;

    z-index: 2;

    width: 38px;
    height: 38px;

    display: grid;

    place-items: center;

    border:
        1px solid
        rgba(255,255,255,.17);

    border-radius: 50%;

    color: #ffffff;

    font-size: .72rem;

    transition:

        background .25s ease,
        color .25s ease,
        transform .25s ease;

}


.research-feature-button:hover
.feature-button-icon {

    color: #111111;

    background: #ffffff;

    transform:
        scale(1.06);

}


/* ---------------------------------------------------------
   COPY
--------------------------------------------------------- */

.feature-button-copy {

    position: relative;

    z-index: 2;

    display: flex;

    flex-direction: column;

    line-height: 1.2;

}


.feature-button-copy small {

    margin-bottom: 4px;

    color:
        rgba(255,255,255,.32);

    font-size: .43rem;

    font-weight: 800;

    letter-spacing: .13em;

}


.feature-button-copy strong {

    color:
        rgba(255,255,255,.85);

    font-size: .67rem;

    font-weight: 800;

}


/* ---------------------------------------------------------
   ARROW
--------------------------------------------------------- */

.feature-arrow {

    position: relative;

    z-index: 2;

    color:
        rgba(255,255,255,.33);

    font-size: .65rem;

    transition:
        transform .25s ease,
        color .25s ease;

}


.research-feature-button:hover
.feature-arrow {

    color: #ffffff;

    transform:
        translateX(4px);

}


/* =========================================================
   MOBILE
========================================================= */

@media(max-width:700px) {

    .research-hero-actions {

        display: grid;

        grid-template-columns: 1fr;

        width: 100%;

    }


    .research-primary-button,
    .research-secondary-button,
    .research-feature-button {

        width: 100%;

    }


    .research-feature-button {

        min-width: 0;

    }

}


/* =========================================================
   STATUS STRIP
========================================================= */

.research-status-strip {

    display: grid;

    grid-template-columns:
        repeat(3,1fr);

    gap: 1px;

    margin-top: 46px;

    background:
        rgba(255,255,255,.12);

    border:
        1px solid
        rgba(255,255,255,.12);

}


.research-status-strip > div {

    padding:
        14px 15px;

    background:
        rgba(8,8,8,.78);

}


.research-status-strip span,
.research-status-strip strong,
.research-status-strip small {

    display: block;

}


.research-status-strip span {

    color:
        rgba(255,255,255,.34);

    font-size: .55rem;

    font-weight: 800;

    letter-spacing: .13em;

}


.research-status-strip strong {

    margin-top: 4px;

    color:
        rgba(255,255,255,.83);

    font-size: .7rem;

}


.research-status-strip small {

    margin-top: 4px;

    color:
        rgba(255,255,255,.40);

    font-size: .56rem;

    text-transform: uppercase;

}



/* =========================================================
   HERO PANEL
========================================================= */

.research-hero-panel {

    min-height: 520px;

    display: flex;

    flex-direction: column;

    border:
        1px solid
        rgba(255,255,255,.13);

    background:
        rgba(255,255,255,.025);

    box-shadow:
        0 45px 100px
        rgba(0,0,0,.35);

    backdrop-filter:
        blur(8px);

}


.research-panel-header,
.research-panel-footer {

    padding:
        15px 18px;

    color:
        rgba(255,255,255,.43);

    font-size: .6rem;

    font-weight: 800;

    letter-spacing: .14em;

}


.research-panel-header {

    display: flex;

    justify-content:
        space-between;

    border-bottom:
        1px solid
        rgba(255,255,255,.09);

}


.research-panel-footer {

    margin-top: auto;

    text-align: center;

    border-top:
        1px solid
        rgba(255,255,255,.09);

}


.research-live::before {

    content: "";

    width: 6px;
    height: 6px;

    display: inline-block;

    margin-right: 7px;

    background: #ffffff;

    border-radius: 50%;

}



/* =========================================================
   RESEARCH SYSTEM MAP
========================================================= */

.research-system-map {

    position: relative;

    flex: 1;

}


.research-core {

    position: absolute;

    left: 50%;
    top: 50%;

    z-index: 10;

    width: 100px;
    height: 100px;

    display: grid;

    place-items: center;

    transform:
        translate(-50%,-50%);

    color: #111111;

    background: #ffffff;

    border-radius: 50%;

    box-shadow:
        0 0 50px
        rgba(255,255,255,.15);

}


.research-core span {

    align-self: end;

    font:
        700 1.4rem
        var(--display-font);

}


.research-core small {

    align-self: start;

    margin-top: -5px;

    font-size: .48rem;

    font-weight: 800;

    letter-spacing: .12em;

}



/* =========================================================
   RESEARCH MAP NODES
========================================================= */

.research-node {

    position: absolute;

    z-index: 9;

    min-width: 105px;

    padding:
        10px 13px;

    color:
        rgba(255,255,255,.65);

    background: #111111;

    border:
        1px solid
        rgba(255,255,255,.17);

    cursor: pointer;

    font-size: .62rem;

    font-weight: 800;

    letter-spacing: .07em;

    transition:

        color .25s ease,
        background .25s ease,
        transform .25s ease,
        border-color .25s ease;

}


.research-node:hover,
.research-node.active {

    color: #111111;

    background: #ffffff;

    border-color: #ffffff;

}


.node-theory {

    left: 50%;
    top: 12%;

    transform:
        translateX(-50%);

}


.node-theory:hover,
.node-theory.active {

    transform:
        translateX(-50%)
        translateY(-4px);

}


.node-math {

    left: 7%;
    top: 47%;

}


.node-prediction {

    right: 7%;
    top: 47%;

}


.node-test {

    left: 50%;
    bottom: 12%;

    transform:
        translateX(-50%);

}


.node-test:hover,
.node-test.active {

    transform:
        translateX(-50%)
        translateY(-4px);

}



/* =========================================================
   MAP LINES
========================================================= */

.research-map-line {

    position: absolute;

    z-index: 2;

    height: 1px;

    background:
        rgba(255,255,255,.17);

    transform-origin: left;

}


.line-one {

    width: 117px;

    left: 50%;
    top: 31%;

    transform:
        rotate(90deg);

}


.line-two {

    width: 125px;

    left: 24%;
    top: 50%;

}


.line-three {

    width: 125px;

    right: 24%;
    top: 50%;

}


.line-four {

    width: 117px;

    left: 50%;
    top: 55%;

    transform:
        rotate(90deg);

}


.research-map-status {

    position: absolute;

    left: 50%;
    bottom: 4%;

    width: 88%;

    transform:
        translateX(-50%);

    color:
        rgba(255,255,255,.40);

    text-align: center;

    font-size: .63rem;

}



/* =========================================================
   SUBNAV
========================================================= */

.research-subnav {

    position: sticky;

    top: var(--header-height);

    z-index: 800;

    color:
        rgba(255,255,255,.55);

    background:
        rgba(10,10,10,.96);

    border-top:
        1px solid
        rgba(255,255,255,.07);

    border-bottom:
        1px solid
        rgba(255,255,255,.08);

    backdrop-filter:
        blur(14px);

}


.research-subnav-inner {

    display: flex;

    align-items: center;

    gap: 30px;

    overflow-x: auto;

}


.research-subnav a {

    position: relative;

    padding:
        15px 0;

    flex: 0 0 auto;

    font-size: .65rem;

    font-weight: 700;

    transition:
        color .25s ease;

}


.research-subnav a:hover,
.research-subnav a.active {

    color: #ffffff;

}


.research-subnav a::after {

    content: "";

    position: absolute;

    left: 0;
    right: 0;
    bottom: 0;

    height: 2px;

    background: #ffffff;

    transform:
        scaleX(0);

    transition:
        transform .25s ease;

}


.research-subnav a.active::after {

    transform:
        scaleX(1);

}



/* =========================================================
   GENERAL SECTIONS
========================================================= */

.research-section {

    position: relative;

    padding:
        118px 0;

    overflow: hidden;

}


.section-light {

    color: #151515;

    background: #f5f4f1;

}


.section-white {

    color: #151515;

    background: #ffffff;

}


.section-black {

    color: #ffffff;

    background: #090909;

}


.section-dark {

    color: #ffffff;

    background: #111111;

}



/* =========================================================
   SECTION GRID TEXTURE
========================================================= */

.research-section::before {

    content: "";

    position: absolute;

    inset: 0;

    pointer-events: none;

    opacity: .37;

    background-image:

        linear-gradient(
            rgba(0,0,0,.018) 1px,
            transparent 1px
        ),

        linear-gradient(
            90deg,
            rgba(0,0,0,.018) 1px,
            transparent 1px
        );

    background-size:
        52px 52px;

}


.section-black::before,
.section-dark::before {

    background-image:

        linear-gradient(
            rgba(255,255,255,.022) 1px,
            transparent 1px
        ),

        linear-gradient(
            90deg,
            rgba(255,255,255,.022) 1px,
            transparent 1px
        );

}



/* =========================================================
   SECTION HEADINGS
========================================================= */

.research-section-heading {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        190px 1fr;

    gap: 75px;

    margin-bottom: 65px;

}


.research-section-number {

    display: block;

    margin-bottom: 8px;

    color:
        rgba(20,20,20,.18);

    font:
        700 2.3rem
        var(--display-font);

}


.dark-heading
.research-section-number {

    color:
        rgba(255,255,255,.14);

}


.section-tag {

    color: inherit;

    opacity: .5;

    font-size: .67rem;

    font-weight: 800;

    letter-spacing: .18em;

}


.research-section-heading h2 {

    max-width: 870px;

    font:
        700
        clamp(
            2.7rem,
            5vw,
            5rem
        )
        /.98
        var(--display-font);

    letter-spacing:
        -.055em;

}


.research-section-heading p:last-child {

    max-width: 730px;

    margin-top: 20px;

    color: inherit;

    opacity: .62;

}



/* =========================================================
   RESEARCH PHASES
========================================================= */

.research-phases {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        repeat(3,1fr);

    gap: 18px;

}


.research-phase {

    position: relative;

    min-height: 390px;

    padding: 30px;

    overflow: hidden;

    background: #ffffff;

    border:
        1px solid
        var(--research-line-light);

    transition:

        transform .28s ease,
        box-shadow .28s ease,
        border-color .28s ease;

}


.research-phase:hover {

    transform:
        translateY(-7px);

    border-color:
        rgba(20,20,20,.32);

    box-shadow:
        0 28px 80px
        rgba(0,0,0,.08);

}


.current-phase {

    border-width: 2px;

}


.phase-top {

    display: flex;

    justify-content:
        space-between;

    color: #777777;

    font-size: .58rem;

    font-weight: 800;

    letter-spacing: .12em;

}


.phase-icon {

    width: 58px;
    height: 58px;

    margin-top: 50px;

    display: grid;

    place-items: center;

    border:
        1px solid
        var(--research-line-light);

    border-radius: 50%;

    font-size: 1.2rem;

}


.research-phase h3 {

    margin:
        28px 0 12px;

    font:
        700 1.45rem
        var(--display-font);

}


.research-phase p {

    color: #74747a;

    font-size: .86rem;

}


.phase-footer {

    position: absolute;

    left: 30px;
    bottom: 27px;

    color: #999999;

    font-size: .62rem;

    font-weight: 800;

    letter-spacing: .12em;

    text-transform: uppercase;

}



/* =========================================================
   AREA FILTERS
========================================================= */

.area-filters {

    position: relative;

    z-index: 2;

    display: flex;

    flex-wrap: wrap;

    gap: 9px;

    margin-bottom: 28px;

}


.area-filter {

    padding:
        9px 14px;

    color:
        rgba(255,255,255,.55);

    background: transparent;

    border:
        1px solid
        rgba(255,255,255,.13);

    cursor: pointer;

    font-size: .64rem;

    font-weight: 800;

    transition:

        background .25s ease,
        color .25s ease;

}


.area-filter:hover,
.area-filter.active {

    color: #111111;

    background: #ffffff;

}



/* =========================================================
   RESEARCH AREAS
========================================================= */

.research-area-grid {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        repeat(3,1fr);

    gap: 17px;

}


.research-area-card {

    position: relative;

    min-height: 340px;

    padding: 30px;

    overflow: hidden;

    border:
        1px solid
        var(--research-line-dark);

    background:
        rgba(255,255,255,.03);

    transition:

        opacity .3s ease,
        transform .28s ease,
        border-color .28s ease;

}


.research-area-card::before {

    content: "";

    position: absolute;

    inset: 0;

    opacity: 0;

    pointer-events: none;

    background:

        radial-gradient(
            340px circle
            at
            var(--mouse-x,50%)
            var(--mouse-y,50%),

            rgba(255,255,255,.10),

            transparent 48%
        );

    transition:
        opacity .25s ease;

}


.research-area-card:hover::before {

    opacity: 1;

}


.research-area-card:hover {

    transform:
        translateY(-6px);

    border-color:
        rgba(255,255,255,.30);

}


.research-area-card.hidden {

    display: none;

}


.area-code {

    position: absolute;

    right: 23px;
    top: 17px;

    color:
        rgba(255,255,255,.17);

    font:
        700 2.1rem
        var(--display-font);

}


.research-area-card > i {

    font-size: 1.3rem;

}


.research-area-card h3 {

    margin:
        75px 0 12px;

    font:
        700 1.45rem
        var(--display-font);

}


.research-area-card p {

    color:
        rgba(255,255,255,.53);

    font-size: .84rem;

}


.research-area-card a {

    position: absolute;

    left: 30px;
    bottom: 27px;

    display: flex;

    gap: 8px;

    align-items: center;

    font-size: .68rem;

    font-weight: 800;

}


.research-area-card a i {

    transition:
        transform .25s ease;

}


.research-area-card:hover a i {

    transform:
        translateX(4px);

}



/* =========================================================
   INVESTIGATION TABLE
========================================================= */

.investigation-table {

    position: relative;

    z-index: 2;

    border:
        1px solid
        var(--research-line-light);

}


.investigation-header,
.investigation-row {

    width: 100%;

    display: grid;

    grid-template-columns:
        2.4fr 1fr 1fr 1fr;

    gap: 20px;

    align-items: center;

}


.investigation-header {

    padding:
        13px 20px;

    color: #8c8c91;

    background: #f3f3f1;

    border-bottom:
        1px solid
        var(--research-line-light);

    font-size: .58rem;

    font-weight: 800;

    letter-spacing: .11em;

}


.investigation-row {

    padding:
        20px;

    color: #151515;

    background: #ffffff;

    border: 0;

    border-bottom:
        1px solid
        var(--research-line-light);

    cursor: pointer;

    text-align: left;

    transition:

        background .25s ease,
        padding-left .25s ease;

}


.investigation-row:last-child {

    border-bottom: 0;

}


.investigation-row:hover,
.investigation-row.active {

    background: #f3f2ef;

    padding-left: 27px;

}


.investigation-row strong,
.investigation-row small {

    display: block;

}


.investigation-row strong {

    font:
        700 .88rem
        var(--display-font);

}


.investigation-row small {

    margin-top: 3px;

    color: #88888d;

    font-size: .65rem;

}


.investigation-row > span:not(:first-child) {

    color: #69696f;

    font-size: .71rem;

}



/* =========================================================
   INVESTIGATION INSPECTOR
========================================================= */

.investigation-inspector {

    position: relative;

    z-index: 2;

    margin-top: 20px;

    padding:
        25px 28px;

    border:
        1px solid
        var(--research-line-light);

    background:
        #f6f5f2;

}


.investigation-inspector span {

    color: #999999;

    font-size: .59rem;

    font-weight: 800;

    letter-spacing: .13em;

}


.investigation-inspector p {

    max-width: 800px;

    margin-top: 7px;

    color: #69696e;

    font-size: .83rem;

}



/* =========================================================
   PREDICTIONS
========================================================= */

.prediction-grid {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        repeat(3,1fr);

    gap: 18px;

}


.prediction-card {

    min-height: 330px;

    padding: 29px;

    border:
        1px solid
        var(--research-line-dark);

    background:
        rgba(255,255,255,.03);

    transition:

        transform .28s ease,
        border-color .28s ease;

}


.prediction-card:hover {

    transform:
        translateY(-6px);

    border-color:
        rgba(255,255,255,.30);

}


.prediction-top {

    display: flex;

    justify-content:
        space-between;

    color:
        rgba(255,255,255,.37);

    font-size: .58rem;

    font-weight: 800;

    letter-spacing: .1em;

}


.prediction-card h3 {

    margin:
        55px 0 13px;

    font:
        700 1.35rem
        var(--display-font);

}


.prediction-card > p {

    color:
        rgba(255,255,255,.53);

    font-size: .84rem;

}


.prediction-meta {

    display: grid;

    grid-template-columns:
        1fr 1fr;

    gap: 8px;

    margin-top: 30px;

}


.prediction-meta span {

    padding:
        11px;

    color:
        rgba(255,255,255,.35);

    border:
        1px solid
        rgba(255,255,255,.09);

    font-size: .56rem;

    text-transform: uppercase;

}


.prediction-meta strong {

    display: block;

    margin-top: 4px;

    color:
        rgba(255,255,255,.75);

    font-size: .62rem;

}



/* =========================================================
   FALSIFICATION
========================================================= */

.falsification-box {

    position: relative;

    z-index: 2;

    margin-top: 24px;

    padding: 31px;

    display: grid;

    grid-template-columns:
        64px 1fr;

    gap: 25px;

    border:
        1px solid
        rgba(255,255,255,.15);

    background:
        rgba(255,255,255,.035);

}


.falsification-icon {

    width: 58px;
    height: 58px;

    display: grid;

    place-items: center;

    border:
        1px solid
        rgba(255,255,255,.17);

    border-radius: 50%;

}


.falsification-box span {

    color:
        rgba(255,255,255,.38);

    font-size: .59rem;

    font-weight: 800;

    letter-spacing: .14em;

}


.falsification-box h3 {

    margin:
        5px 0 10px;

    font:
        700 1.35rem
        var(--display-font);

}


.falsification-box p {

    max-width: 830px;

    color:
        rgba(255,255,255,.54);

    font-size: .84rem;

}



/* =========================================================
   COMPARISON INTERFACE
========================================================= */

.comparison-interface {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        250px 1fr;

    border:
        1px solid
        var(--research-line-light);

    background: #ffffff;

}


.comparison-tabs {

    border-right:
        1px solid
        var(--research-line-light);

}


.comparison-tab {

    width: 100%;

    padding:
        18px 20px;

    color: #69696e;

    background: transparent;

    border: 0;

    border-bottom:
        1px solid
        var(--research-line-light);

    cursor: pointer;

    text-align: left;

    font-size: .75rem;

    font-weight: 800;

    transition:

        background .25s ease,
        color .25s ease;

}


.comparison-tab:hover,
.comparison-tab.active {

    color: #ffffff;

    background: #111111;

}


.comparison-display {

    padding:
        45px;

}


.comparison-label {

    color: #999999;

    font-size: .59rem;

    font-weight: 800;

    letter-spacing: .13em;

}


.comparison-display h3 {

    margin:
        8px 0 15px;

    font:
        700 1.9rem
        var(--display-font);

}


#comparisonDescription {

    max-width: 700px;

    color: #717176;

    font-size: .88rem;

}


.comparison-columns {

    display: grid;

    grid-template-columns:
        1fr 1fr;

    gap: 15px;

    margin-top: 35px;

}


.comparison-columns > div {

    padding: 22px;

    border:
        1px solid
        var(--research-line-light);

}


.comparison-columns span {

    color: #979797;

    font-size: .57rem;

    font-weight: 800;

    letter-spacing: .12em;

}


.comparison-columns p {

    margin-top: 8px;

    color: #68686d;

    font-size: .78rem;

}



/* =========================================================
   OPEN QUESTIONS
========================================================= */

.open-question-list {

    position: relative;

    z-index: 2;

    border-top:
        1px solid
        var(--research-line-dark);

}


.open-question {

    border-bottom:
        1px solid
        var(--research-line-dark);

}


.open-question-header {

    width: 100%;

    padding:
        27px 0;

    display: grid;

    grid-template-columns:
        55px 1fr auto;

    gap: 20px;

    align-items: center;

    color: #ffffff;

    background: transparent;

    border: 0;

    cursor: pointer;

    text-align: left;

}


.open-question-header > span {

    color:
        rgba(255,255,255,.25);

    font:
        700 1.2rem
        var(--display-font);

}


.open-question-header h3 {

    font:
        700 1.15rem
        var(--display-font);

}


.open-question-header i {

    color:
        rgba(255,255,255,.43);

    transition:
        transform .3s ease;

}


.open-question.active
.open-question-header i {

    transform:
        rotate(45deg);

}


.open-question-answer {

    max-height: 0;

    overflow: hidden;

    transition:
        max-height .4s ease;

}


.open-question-answer p {

    max-width: 800px;

    padding:
        0 0 28px 75px;

    color:
        rgba(255,255,255,.51);

    font-size: .84rem;

}



/* =========================================================
   ROADMAP
========================================================= */

.experimental-roadmap {

    position: relative;

    z-index: 2;

    display: grid;

    grid-template-columns:
        repeat(8,1fr);

    gap: 10px;

}


.roadmap-track {

    position: absolute;

    left: 5%;
    right: 5%;
    top: 45px;

    height: 1px;

    background:
        rgba(20,20,20,.12);

}


.roadmap-fill {

    width: 0;
    height: 100%;

    background: #111111;

    transition:
        width 1.2s ease;

}


.experimental-roadmap.active
.roadmap-fill {

    width: 31%;

}


.roadmap-step {

    position: relative;

    z-index: 3;

    padding-top: 10px;

    text-align: center;

    transition:
        opacity .25s ease;

}


.roadmap-step > span {

    color: #aaaaaa;

    font-size: .57rem;

    font-weight: 800;

}


.roadmap-dot {

    width: 42px;
    height: 42px;

    margin:
        12px auto 18px;

    display: grid;

    place-items: center;

    background: #ffffff;

    border:
        1px solid
        #cccccc;

    border-radius: 50%;

}


.completed
.roadmap-dot {

    color: #ffffff;

    background: #111111;

    border-color: #111111;

}


.current
.roadmap-dot {

    border:
        2px solid #111111;

}


.current
.roadmap-dot span {

    width: 8px;
    height: 8px;

    background: #111111;

    border-radius: 50%;

}


.roadmap-step h3 {

    font:
        700 .85rem
        var(--display-font);

}


.roadmap-step p {

    margin-top: 4px;

    color: #85858a;

    font-size: .65rem;

}



/* =========================================================
   NEXT RESEARCH
========================================================= */

.research-next {

    position: relative;

    z-index: 2;

    margin-top: 70px;

    padding: 34px;

    display: flex;

    justify-content:
        space-between;

    gap: 35px;

    align-items: center;

    color: #ffffff;

    background: #111111;

}


.research-next span {

    color:
        rgba(255,255,255,.35);

    font-size: .58rem;

    font-weight: 800;

    letter-spacing: .13em;

}


.research-next h3 {

    margin:
        5px 0 9px;

    font:
        700 1.55rem
        var(--display-font);

}


.research-next p {

    max-width: 720px;

    color:
        rgba(255,255,255,.54);

    font-size: .81rem;

}


.research-next-button {

    min-width: 215px;
    min-height: 50px;

    padding:
        0 20px;

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 10px;

    color: #111111;

    background: #ffffff;

    font-size: .72rem;

    font-weight: 800;

    transition:
        transform .25s ease;

}


.research-next-button:hover {

    transform:
        translateY(-3px);

}



/* =========================================================
   REVEAL
========================================================= */

.reveal {

    opacity: 0;

    transform:
        translateY(23px);

    transition:

        opacity .7s ease,
        transform .7s ease;

}


.reveal.visible {

    opacity: 1;

    transform: none;

}



/* =========================================================
   PAGE PROGRESS
========================================================= */

.research-page-progress {

    position: fixed;

    top: 0;
    right: 0;

    z-index: 2100;

    width: 3px;
    height: 0;

    pointer-events: none;

    background:
        rgba(255,255,255,.85);

    mix-blend-mode:
        difference;

}



/* =========================================================
   TABLET
========================================================= */

@media
(max-width: 1050px) {

    .research-hero-layout {

        grid-template-columns:
            1fr;

    }


    .research-hero-panel {

        min-height: 480px;

    }


    .research-section-heading {

        grid-template-columns:
            1fr;

        gap: 20px;

    }


    .research-phases,
    .research-area-grid,
    .prediction-grid {

        grid-template-columns:
            1fr 1fr;

    }


    .experimental-roadmap {

        grid-template-columns:
            repeat(4,1fr);

        gap: 30px 12px;

    }


    .roadmap-track {

        display: none;

    }

}



/* =========================================================
   MOBILE
========================================================= */

@media
(max-width: 700px) {

    .research-hero {

        padding-top:
            125px;

    }


    .research-status-strip {

        grid-template-columns:
            1fr;

    }


    .research-phases,
    .research-area-grid,
    .prediction-grid {

        grid-template-columns:
            1fr;

    }


    .investigation-header {

        display: none;

    }


    .investigation-row {

        grid-template-columns:
            1fr 1fr;

    }


    .investigation-row > span:first-child {

        grid-column:
            1 / -1;

    }


    .comparison-interface {

        grid-template-columns:
            1fr;

    }


    .comparison-tabs {

        display: grid;

        grid-template-columns:
            1fr 1fr;

        border-right: 0;

        border-bottom:
            1px solid
            var(--research-line-light);

    }


    .comparison-columns {

        grid-template-columns:
            1fr;

    }


    .experimental-roadmap {

        grid-template-columns:
            1fr 1fr;

    }


    .research-next {

        align-items:
            flex-start;

        flex-direction: column;

    }


    .research-next-button {

        width: 100%;

    }


    .research-map-line {

        display: none;

    }

}



/* =========================================================
   SMALL MOBILE
========================================================= */

@media
(max-width: 480px) {

    .research-hero-copy h1 {

        font-size:
            clamp(
                4rem,
                22vw,
                6rem
            );

    }


    .research-hero-panel {

        min-height: 420px;

    }


    .research-node {

        min-width: 82px;

        font-size: .53rem;

    }


    .node-math {

        left: 3%;

    }


    .node-prediction {

        right: 3%;

    }


    .experimental-roadmap {

        grid-template-columns:
            1fr;

    }


    .comparison-display {

        padding: 27px;

    }


    .open-question-header {

        grid-template-columns:
            40px 1fr auto;

    }


    .open-question-answer p {

        padding-left: 60px;

    }

}



/* =========================================================
   REDUCED MOTION
========================================================= */

@media
(prefers-reduced-motion: reduce) {

    .reveal {

        opacity: 1;

        transform: none;

    }


    *,
    *::before,
    *::after {

        animation-duration:
            .01ms !important;

        transition-duration:
            .01ms !important;

    }

}

/* =========================================================
   PREDICTIONS PAGE LINK
========================================================= */

.research-predictions-link {

    margin-top: 35px;

    padding: 30px;

    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: 40px;

    border:
        1px solid
        rgba(255,255,255,.12);

    background:
        rgba(255,255,255,.025);

}


.research-predictions-link span {

    color:
        rgba(255,255,255,.30);

    font-size: .48rem;

    font-weight: 800;

    letter-spacing: .14em;

}


.research-predictions-link h3 {

    margin-top: 7px;

    font:
        700
        clamp(1.4rem,2.5vw,2.1rem)
        var(--display-font);

}


.research-predictions-link p {

    max-width: 690px;

    margin-top: 8px;

    color:
        rgba(255,255,255,.43);

    font-size: .68rem;

}


.research-predictions-link a {

    flex: 0 0 auto;

    min-height: 46px;

    padding: 0 17px;

    display: inline-flex;

    align-items: center;

    gap: 9px;

    color: #111111;

    background: #ffffff;

    font-size: .61rem;

    font-weight: 800;

    transition:
        transform .25s ease;

}


.research-predictions-link a:hover {

    transform:
        translateY(-3px);

}


@media(max-width:700px) {

    .research-predictions-link {

        flex-direction: column;

        align-items: flex-start;

    }


    .research-predictions-link a {

        width: 100%;

        justify-content: center;

    }

}

.research-feature-button {

    position: relative;

}


.research-feature-button::after {

    content: "";

    position: absolute;

    inset: 0;

    pointer-events: none;

    opacity: 0;

    background:
        radial-gradient(
            circle
            110px
            at
            var(--mouse-x, 50%)
            var(--mouse-y, 50%),

            rgba(255,255,255,.10),

            transparent 70%
        );

    transition:
        opacity .25s ease;

}


.research-feature-button:hover::after {

    opacity: 1;

}


.research-feature-button.feature-clicked {

    transform:
        translateY(-1px)
        scale(.985);

}

/* =========================================================
   STRONG ATTENTION ANIMATION
========================================================= */

.research-feature-button {
    isolation: isolate;

    animation:
        featureAttention 1.8s ease-in-out infinite;

    box-shadow:
        0 0 10px rgba(255,255,255,.10);
}

/* Alternate the two buttons */
.research-feature-button:nth-child(2) {
    animation-delay: .45s;
}


/* =========================================================
   STRONG LIGHT SWEEP
========================================================= */

.research-feature-button::after {

    content: "";

    position: absolute;

    top: -60%;
    left: -70%;

    width: 45%;
    height: 220%;

    pointer-events: none;

    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,.75),
        transparent
    );

    transform: rotate(18deg);

    animation:
        featureLightSweep 1.8s ease-in-out infinite;
}

.research-feature-button:nth-child(2)::after {
    animation-delay: .45s;
}


/* =========================================================
   BUTTON MOVEMENT + GLOW
========================================================= */

@keyframes featureAttention {

    0%,
    55%,
    100% {

        transform:
            translateY(0)
            scale(1);

        border-color:
            rgba(255,255,255,.18);

        box-shadow:
            0 0 8px
            rgba(255,255,255,.05);
    }


    /* POP */

    62% {

        transform:
            translateY(-6px)
            scale(1.04);

        border-color:
            rgba(255,255,255,.9);

        background:
            rgba(255,255,255,.10);

        box-shadow:
            0 0 15px rgba(255,255,255,.30),
            0 0 35px rgba(255,255,255,.18);
    }


    /* SHAKE LEFT */

    67% {

        transform:
            translateX(-5px)
            translateY(-6px)
            scale(1.04);
    }


    /* SHAKE RIGHT */

    72% {

        transform:
            translateX(5px)
            translateY(-6px)
            scale(1.04);
    }


    /* SHAKE LEFT */

    77% {

        transform:
            translateX(-3px)
            translateY(-5px)
            scale(1.035);
    }


    /* SHAKE RIGHT */

    82% {

        transform:
            translateX(3px)
            translateY(-4px)
            scale(1.03);
    }


    90% {

        transform:
            translateX(0)
            translateY(-2px)
            scale(1.015);

        border-color:
            rgba(255,255,255,.6);
    }
}


/* =========================================================
   FAST LIGHT PASS
========================================================= */

@keyframes featureLightSweep {

    0%,
    52% {

        left: -70%;
        opacity: 0;
    }

    58% {
        opacity: 1;
    }

    78% {

        left: 135%;
        opacity: 1;
    }

    79%,
    100% {

        left: 135%;
        opacity: 0;
    }
}


/* =========================================================
   ICON PULSE
========================================================= */

.feature-button-icon {

    animation:
        featureIconPulse 1.8s ease-in-out infinite;
}

.research-feature-button:nth-child(2)
.feature-button-icon {

    animation-delay: .45s;
}


@keyframes featureIconPulse {

    0%,
    55%,
    100% {

        transform: scale(1);

        box-shadow:
            0 0 0
            rgba(255,255,255,0);
    }


    65% {

        transform: scale(1.18);

        background: #ffffff;
        color: #111111;

        box-shadow:
            0 0 0 7px rgba(255,255,255,.12),
            0 0 25px rgba(255,255,255,.45);
    }


    80% {

        transform: scale(1.05);
    }
}


/* =========================================================
   STRONG HOVER
========================================================= */

.research-feature-button:hover {

    animation-play-state: paused;

    transform:
        translateY(-6px)
        scale(1.045);

    background:
        rgba(255,255,255,.14);

    border-color: #ffffff;

    box-shadow:
        0 0 20px rgba(255,255,255,.25),
        0 0 45px rgba(255,255,255,.15),
        0 20px 45px rgba(0,0,0,.40);
}


/* =========================================================
   ACCESSIBILITY
========================================================= */

@media (prefers-reduced-motion: reduce) {

    .research-feature-button,
    .research-feature-button::after,
    .feature-button-icon {

        animation: none;
    }
}